Science Topics term usage 2009-05-16

This analysis excludes the activity of search-engine spiders, USGS users, and transactions resulting in errors.

(Table shows only the 40 most frequently chosen terms.)

463	earthquakes
252	earthquake occurrences
76	volcanoes
75	real-time monitoring and reporting
56	maps and atlases
41	USGS map servers
29	climate change
25	mineral resources
24	energy resources
24	floods
24	surface water (non-marine)
23	ground water
22	remote sensing
20	droughts
20	invasive species
19	topographic maps
17	water quality
16	fires
16	avian influenza
16	geospatial analysis
15	contamination and pollution
14	seismology
11	stream-gage measurement
11	environmental health (human)
10	geologic maps
9	earthquake probabilities
8	oil resources
8	acid deposition
7	river systems
7	human impacts
6	topography
6	desert ecosystems
5	tectonic processes
5	aquatic biology
5	life sciences
5	USGS budget
5	global warming
5	streamflow
4	volcanic activity
4	geographic information systems (GIS)

Science Topics term usage Saturday, 2009-05-16